14 days ago
Bengaluru, IndiaStaff+
Responsibilities
- Translate business problems and requirements into data-driven solutions, projects, and technical implementations.
- Identify and vet internal and external data sources against service-level agreements and quality standards.
- Design, automate, deploy, and operate ETL/ELT, streaming, and data-transformation pipelines.
- Build and maintain conceptual, logical, physical, relational, dimensional, and NoSQL data models.
- Define dimensional modeling standards including facts, dimensions, grain, surrogate keys, conformed dimensions, SCD Type 1 and Type 2 patterns, snapshots, event models, and data-product contracts.
- Design and govern semantic layers with standardized metrics, calculations, hierarchies, joins, definitions, and security policies.
- Create reusable, certified datasets, semantic models, governed views, and documentation for self-service analytics.
- Establish data-governance practices covering classification, lineage, metadata, privacy, access patterns, and row- and column-level security.
- Define quality and observability measures for reconciliation, freshness, completeness, metric consistency, and schema-change monitoring.
- Review architecture, designs, and code; identify scalability risks; and guide teams toward maintainable solutions.
- Lead cross-functional technical initiatives and influence enterprise data architecture and technology decisions.
- Mentor engineers and analysts in data modeling, semantic design, and engineering practices.
Requirements
- 12+ years of professional data engineering experience or equivalent demonstrated impact.
- Deep hands-on expertise in dimensional modeling, including facts, dimensions, grain, surrogate keys, conformed dimensions, SCD Type 1 and Type 2 patterns, and snapshot modeling.
- Experience designing and governing semantic models and certified metrics for BI and self-service analytics platforms, including Erwin or comparable modeling tools.
- Extensive experience with logical and physical data models across relational, dimensional, and NoSQL platforms.
- Strong hands-on expertise in Python and SQL.
- Production experience with Apache Spark, Apache Hive, and Scala for large-scale data processing.
- Hands-on experience with Azure and Google BigQuery.
- Experience building, deploying, and operating pipelines with orchestration frameworks such as Airflow or Dagster.
- Hands-on experience with Apache Kafka or an equivalent real-time streaming technology.
- Experience implementing data-quality frameworks, compliance controls, and data governance across the data lifecycle.
- Ability to review and guide other engineers, lead cross-functional initiatives, and influence senior technical and business stakeholders.
- Experience with agentic AI frameworks such as LangChain, LangGraph, or AutoGen for autonomous or LLM-driven data workflows.
- Working knowledge of automated deployment pipelines and CI/CD tools such as Jenkins, GitHub Actions, or Azure DevOps.
- Preferred experience with Looker, LookML, Cube, AtScale, Power BI, or Tableau.
- Preferred experience designing data products for AI, machine learning, agentic applications, or retrieval-based systems.
- Preferred experience with healthcare, retail, financial, or other regulated data domains.
- Preferred experience with masking, policy tags, authorized views, and role- or attribute-based access controls.
- Preferred experience with event-driven data, CDC pipelines, streaming platforms, or lakehouse architectures.
- Preferred familiarity with data catalog, lineage, observability, and data-quality platforms.
- Working knowledge of Java or React.js is preferred.
Benefits
- The role is based in Walmart’s Bangalore office for daily work, with flexibility for associates to manage personal lives.
- Benefits include performance incentive awards, maternity and parental leave, paid time off, health benefits, and other benefits.
Tech Stack
Apache AirflowApache HiveApache KafkaApache SparkAzureGitHub ActionsGoogle BigQueryJavaJenkinsPythonReactScalaSQL
Categories
Data Engineering
About Walmart
Walmart is a global omnichannel retailer that sells groceries, general merchandise, and services through Walmart and Sam's Club stores and online marketplaces for consumers and small businesses. Its model spans physical retail, e-commerce, advertising, and a vast supply chain, plus pharmacy, health, and financial services. Founded in 1962 and headquartered in Bentonville, Arkansas, Walmart Inc. is a public company on the NYSE (WMT) operating in the U.S. and multiple international markets.